<?php
/**
 * Copyright (c) 2009, Jacek Karczmarczyk
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * - Redistributions of source code must retain the above copyright notice,
 *   this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright notice,
 *   this list of conditions and the following disclaimer in the documentation
 *   and/or other materials provided with the distribution.
 * - Neither the name of the author nor the names of its contributors may be
 *   used to endorse or promote products derived from this software without
 *   specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 *
 * PHP Version 5
 *
 * @package Larchana_Questionnaire
 * @version 0.1
 * @author Jacek Karczmarczyk <jacek@karczmarczyk.pl>
 */

/**
 * @todo Is it necessery? Shouldn't be this connected to Questionnaire_Storage?
 * What's use of database question storage combined with eg. session questionnaire storage?
 */
class Larchana_Questionnaire_Question_Storage_Object implements Larchana_Questionnaire_Question_Storage_Interface
{
	protected $_data = array();

	protected $_container;

	public function __construct(Larchana_Questionnaire_Storage_Interface $container = null)
	{
		$this->_container = $container;
	}

	public function setType($type)
	{
		$this->setAttrib('type', (string)$type);
	}

	public function getType()
	{
		return $this->getAttrib('type');
	}

	public function setRequired($required)
	{
		$this->setAttrib('required', (boolean)$required);
	}

	public function getRequired()
	{
		return $this->getAttrib('required');
	}

	public function setDefinition(array $definition)
	{
		$this->setAttrib('definition', $definition);
	}

	public function getDefinition()
	{
		return $this->getAttrib('definition');
	}

	public function setAttrib($name, $value)
	{
		if (!in_array($name, array('type', 'required', 'definition')))
			throw new Exception(sprintf("Invalid attribute name: %s", $name));

		$this->_setAttrib($name, $value);

		$container = $this->getContainer();
		if ($container) $container->update();

		if ($this->_autoFlush)
		{
			$container = $this->getContainer();
			if ($container)
				$container->flush($this);
		}
	}

	public function getAttrib($name)
	{
		if (!in_array($name, array('type', 'required', 'definition')))
			throw new Exception(sprintf("Invalid attribute name: %s", $name));

		return $this->_getAttrib($name);
	}


}